Find 1 + 2 + 3 + 4 + ... + 50, the sum of the first 50 natural numbers.

The sum is

Two interior angles of a triangle are 63 and 28 respectively. what is the size of the third angle

5. Higher Order Thinking Sean studies 16 fewer vocabulary words than Chris. Chris studies 10 fewer vocabulary words than Tia. Tia studies 34 words. How many words does Sean study? Explain your answer.

You've won a new prize! Go to your game board. * A person can pay $15 for a membership to the science museum and then go to the museum for just $1 per visit.

The difference of 2 and c

A mall distribution center processes as many as 150,000 pieces of mail each day. The mail is sent via ground and air. Each land carrier takes 2000 pieces per load and each air carrier 1500 pieces per load.

Kenya bought 28 beads and nancy bought 25 beads. It takes 35 beads to make a necklace. Write and solve two addition equations to find how many more beads they each need to make a necklace

How to find the vortex

Assume that the candle manufacturer has 4 types of round candles and 8 types of square candles available, and a gift set consists of 3 round and 3 square candles. How many different gift packages are possible?

Which of the following expressions is equivalent to - 9? A. 63 : 7 B. - 63 : 7 C. - 7 : 63 D. - 63 : (-7)

What's the Lcm of 6 and 10